John Madden was a son of John Madden and Johanna Crowley.
Mary Duggan was a daughter of William Duggan and Catherine Mahony.

John Madden, an artisan, and Mary Duggan, both of Cloughduv, married in Kilmurry Catholic Church on 26 August 1893.  The marriage witnesses were John Splaine and Katie Madden.

Children born at Kilbrennan (other than Hanna) on dates shown on State Birth Register (occupation of the father is all cases is a mason):

Hannah Madden, born at Aherla on 5 Oct 1894

Catherine Madden, 22 Nov 1896.  Married Patrick Twomey of Ballygroman in Cloughduv Church on 30 Apr 1929

John Madden, 8 Jul 1898

Mary Madden, 19 May 1900. Mary died on 28 Oct 1902 due to burns sustained.

William Madden, 14 Nov 1901.  William married Mary Agnes O'Leary of Scart, Aherla in Cloughduv Church on 25 Feb 1936

Timothy Madden, 4 Jun 1903.  Timothy married Hannah Falvey of Ballymurphy in the Oratory in Upton on 14 Feb 1935

Andrew Madden, 15 Mar 1905.  Andrew married Mary Ellen McSweeney of Mount Desert in the Cathedral in Cork on 15 June 1934

Daniel Madden, 12 Jan 1907.  Daniel married Kate O'Regan of Castlemore in Cloughduv Church on 4 Dec 1937

Census 1901:
http://www.census.nationalarchives.ie/pages/1901/Cork/Moviddy/Kilbrennan/1164959/

Census 1911:
http://www.census.nationalarchives.ie/pages/1911/Cork/Moviddy/Kilbrenan/374375/